Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
213 institutional managers reported holding RES for the quarter ended Mar 31, 2026. Together they hold about 45% of shares outstanding; the top 10 hold 28%. 28 opened new positions; 34 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| BlackRock | 14.55M | 6.80% | $103.0M | added +1.9% | ≤2013 |
| Dimensional Fund Advisors | 12.54M | 5.87% | $88.8M | added +7.6% | ≤2013 |
| Vanguard Group | 11.48M | 5.37% | $81.3M | added +5.6% | ≤2013 |
| State Street | 4.25M | 1.99% | $30.1M | added +5% | ≤2013 |
| American Century Companies INC | 4.16M | 1.95% | $29.5M | added +3.5% | 2022 Q4 |
| VAN ECK Associates CORP | 3.46M | 1.62% | $24.5M | added +38% | 2017 Q3 |
| Gamco Investors, INC. et al | 2.89M | 1.35% | $20.5M | trimmed -1.7% | ≤2013 |
| IES Holdings, INC. (focused) | 2.51M | 1.18% | $17.8M | trimmed -3.4% | 2025 Q4 |
| Two Sigma | 2.50M | 1.17% | $17.7M | added +217% | 2022 Q2 |
| Geode Capital | 2.20M | 1.03% | $15.6M | added +3.5% | ≤2013 |
| GAMCO (Gabelli) | 2.17M | 1.02% | $15.4M | unchanged | ≤2013 |
| Charles Schwab Investment Management | 1.99M | 0.93% | $14.1M | added +9.2% | ≤2013 |
| Morgan Stanley | 1.95M | 0.91% | $13.8M | added +24.6% | ≤2013 |
| Bridgeway Capital Management, LLC | 1.71M | 0.80% | $12.1M | added +1.8% | 2023 Q2 |
| SIR Capital Management, L.p. | 1.60M | 0.75% | $11.3M | opened | 2026 Q1 |
| BNY Mellon | 1.59M | 0.74% | $11.3M | added +0.6% | ≤2013 |
| Invesco | 1.50M | 0.70% | $10.6M | added +38.2% | ≤2013 |
| Bank OF America CORP /DE/ | 1.49M | 0.70% | $10.6M | trimmed -16.5% | ≤2013 |
| Congress Asset Management CO | 1.45M | 0.68% | $10.3M | added +13.9% | 2025 Q3 |
| Hotchkis & Wiley Capital Management LLC | 1.31M | 0.61% | $9.3M | trimmed -14.4% | 2024 Q3 |
| Empowered Funds, LLC | 1.12M | 0.52% | $7.9M | added +6.4% | 2023 Q2 |
| UBS | 1.03M | 0.48% | $7.3M | added +30.8% | ≤2013 |
| Northern Trust | 989.4k | 0.46% | $7.0M | added +4.2% | ≤2013 |
| Creative Planning | 790.6k | 0.37% | $5.6M | added +15.7% | ≤2013 |
| First Trust Advisors LP | 789.5k | 0.37% | $5.6M | trimmed -7.2% | 2022 Q4 |
| Goldman Sachs | 712.8k | 0.33% | $5.0M | trimmed -62.1% | ≤2013 |
| Citigroup INC | 643.1k | 0.30% | $4.6M | added +71% | ≤2013 |
| Franklin Resources | 616.8k | 0.29% | $4.4M | added +318.9% | 2023 Q1 |
| Fulcrum Asset Management LLP | 552.2k | 0.26% | $3.9M | opened | 2026 Q1 |
| Principal Financial Group INC | 432.1k | 0.20% | $3.1M | added +1.9% | 2019 Q1 |
| Citadel Advisors | 390.0k | 0.18% | $2.8M | trimmed -49.1% | ≤2013 |
| Jump Financial | 370.6k | 0.17% | $2.6M | added +142.8% | 2022 Q1 |
| Carrera Capital Advisors | 348.7k | 0.16% | $2.5M | opened | 2026 Q1 |
| First Eagle Investment Management | 337.1k | 0.16% | $2.4M | added +3.1% | 2021 Q4 |
| Public Sector Pension Investment Board | 318.2k | 0.15% | $2.3M | added +3.2% | 2019 Q3 |
| Cresset Asset Management, LLC | 310.8k | 0.14% | $2.2M | unchanged | 2025 Q1 |
| Truist Financial CORP | 304.8k | 0.14% | $2.2M | unchanged | 2022 Q3 |
| Rhumbline Advisers | 294.4k | 0.14% | $2.1M | trimmed -1.1% | ≤2013 |
| Quantbot Technologies LP | 293.4k | 0.14% | $2.1M | added +170.1% | 2022 Q1 |
| Ameriprise Financial INC | 288.3k | 0.14% | $2.0M | trimmed -18.3% | 2018 Q3 |
| AQR Capital | 287.6k | 0.14% | $2.0M | trimmed -23.7% | 2021 Q4 |
| Millennium Management | 276.2k | 0.13% | $2.0M | trimmed -56% | ≤2013 |
| Royce & Associates | 270.6k | 0.13% | $1.9M | trimmed -17% | 2022 Q4 |
| Denali Advisors LLC | 251.8k | 0.12% | $1.8M | unchanged | 2025 Q1 |
| Renaissance Technologies | 250.3k | 0.12% | $1.8M | trimmed -76.1% | 2024 Q4 |
| Balyasny Asset Management | 243.6k | 0.11% | $1.7M | opened | 2026 Q1 |
| Bridge City Capital, LLC | 233.9k | 0.11% | $1.7M | trimmed -0.7% | 2022 Q3 |
| Legal & General Group PLC | 226.4k | 0.11% | $1.6M | added +3.1% | 2015 Q1 |
| Envestnet Asset Management INC | 211.4k | 0.10% | $1.5M | trimmed -34% | 2022 Q1 |
| State Board OF Administration OF Florida Retirement System | 204.6k | 0.10% | $1.4M | unchanged | ≤2013 |
Largest 50 of 213 shown; the full ranked, searchable register is at boothcheck.com/holders/RES. Related filers are grouped using the filings' own included-manager declarations. Historically, several managers opening new positions in the same quarter said almost nothing about the quarter that followed (59,118 cases since 2013). A filed record, not a forecast. Nothing here is investment advice.